baber/WOPTO huggingface dataset:
Patent JP-2003133478-A (JP)
Title: Bga type semiconductor device
Inventor: OMORI TOMOO
IPC: H01L23/12
Filed: 2001-10-23
Abstract: PROBLEM TO BE SOLVED: To obtain a BGA semiconductor device in which mounting reliability is enhanced by eliminating stripping on the interface of the insulating layer of an insulating film and a bonding film at the time of solder reflow. SOLUTION: A film 40 for bonding a semiconductor element 8 to an insulating film 5 has a three layer structure where epoxy based adhesives 6 and 6 of 20-30 μm thick are arranged on the opposite sides of a porous polytetrafluoroethylene support 7 of 50 μm thick. Since the bonding film 40 can be imparted with a stress buffering mechanism and the support 7 is porous, volatile components contained in the bonding layer can be released at the time of solder reflow and stripping due to thermal expansion, or the like, can be prevented on the interface of the insulating film 5 and the bonding film.
Patent JP-2002208313-A (JP)
Title: Conductive resin composition
Inventor: MIYAGAWA KENJI
IPC: C08L71/12
Filed: 2001-10-24
Abstract: PROBLEM TO BE SOLVED: To provide an IC packaging conductive resin composition. SOLUTION: The IC packaging conductive resin composition is comprised of (A) polyphenylene ether group resin, (B) carbon black, (C) olefin group resin and (D) a compatibilizing agent. It contains (a), (B) carbon black 5-50 pts.wt. for (A) polyphenylene ether group resin 100 pts.wt. and (a), (C) olefin group resin 1-30 pts.wt. and (D), as a compatibilizing agent, a resin of styrene-diene block copolymer added with hydrogen and/or a resin of polyolefin graft- copolymerized with styrene 1-30 pts.wt. for the total amount of 100 pts.wt. of (A) polyphenylene ether group resin and (B) carbon black, and (b), the surface specific resistance of the conductive resin composite is 102-1010 Ω.
Patent JP-2003129439-A (JP)
Title: Water bag
Inventor: KARATO YOSHINORI
IPC: E02B3/04
Filed: 2001-10-24
Abstract: PROBLEM TO BE SOLVED: To provide a water bag which prevents leakage of a matter contained therein and can be utilized by uniformly and quickly absorbing water with a simple structure. SOLUTION: The water bag comprises a water permeable inner bag enclosing a water-absorbing resin powdery particulate body and an outer bag enclosing at least two or more of the inner bags, the outer bag is a bag body made of a synthetic fiber cloth having a cover factor value of 1000-1600, and the water bag is characterized in that when the water-absorbing powdery particulate body absorbs water and expands, at least a part of a sealing part of the inner bag is opened by the expansion force.
Patent JP-2003139175-A (JP)
Title: Multiple disc brake device
Inventor: MATSUI AKIHIKO
IPC: F16D55/40
Filed: 2001-10-31
Abstract: PROBLEM TO BE SOLVED: To provide a lightweight and compact multiple disc brake device providing braking torque without damaging a disc. SOLUTION: This multiple disc brake device is provided with a plurality of rotor discs fitted to splines arranged on the outer periphery of a rotary shaft movably in the axial direction between a plurality of stator discs fitted to the inner periphery of a disc casing movably in the axial direction, and constituted to brake the rotary shaft by press-fixing both the discs with a pressing means. The plate thickness of the rotor discs is formed larger than that of the stator discs by more than the radius ratio of the contact part to make a contact surface pressure of the whole contact surface uniform.
Patent JP-2003104724-A (JP)
Title: Lithium carbonate containing mineral oil
Inventor: KURIBAYASHI ISAO
IPC: H01M4/525
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To solve such problems that service life of a sagger made of cordierite/mullite is short in a conventional way of binding microparticles for preventing dusting by using an aqueous solution or water spraying containing starch, polyvinyl alcohol, carboxymethyl cellulose, etc., and that renewing the sagger affects production cost, therefore, an alternative is demanded which satisfies both prolonging the service life of the sagger and binding microparticles for preventing dusting. SOLUTION: Lithium carbonate containing 0.02 to 0.5 wt.% mineral oil is used as the lithium compound in the production of the positive electrode active material for the lithium ion battery by firing. Thereby prevention of dusting is achieved even if the powder is pulverized. Using this, the positive electrode active material is fired to obtain the lithium ion battery excellent in capacity and holding rate.
Patent JP-2003138922-A (JP)
Title: Soot removing device, soot removing system, and method of operating soot removing system
Inventor: MIYAMOTO MASAHARU
IPC: B01D53/86
Filed: 2001-11-06
Abstract: PROBLEM TO BE SOLVED: To provide a soot removing system in which a great deal of soot in an exhaust gas is removed by using a soot removing device body at starting and rated operation of an internal combustion engine, and a method of operating soot removing system. SOLUTION: In the vertical type soot removing device body 16, the exhaust gas including the soot is introduced from an inlet pipe 11, is guided from an exhaust gas opening 11 by a guide vane 11b, and introduced into a first casing 12a. The exhaust gas introduced into the first casing 12a is made to flow in a rotating manner in an outer periphery of the inlet pipe 11 in the first casing in such a state that silica sand 15 stored in the first casing 12a is thrown up by a gas pressure, and a particle of the soot included in the exhaust gas is adhered to the silica sand 15 and collected. Accordingly, the soot in the exhaust gas is removed, and only a purified gas is filtered through a filter 13, to be discharged from a second casing 12b via an outlet pipe 14.
Patent JP-2003142713-A (JP)
Title: Fine crystal silicon photovoltaic element and method for manufacturing the same
Inventor: HORIE TETSUHIRO
IPC: C23C16/505
Filed: 2001-11-07
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a fine crystal silicon photovoltaic element capable of forming a silicon film whose quality is high at a high speed film formation speed, and realizing the fine crystal silicon photovoltaic element whose photoelectric converting efficiency is high at low costs, and to provide this fine crystal silicon photovoltaic element. SOLUTION: In this method for manufacturing a fine crystal silicon photovoltaic element, when a silicon film is formed on a substrate 206 by using a plasma chemical vapor growth method, a high frequency power for plasma excitation whose power density is temporally changed is applied to a high frequency electrode 210 placed so as to be faced to the substrate 206.
Patent JP-2002237162-A (JP)
Title: Magnetic head slider and method of manufacturing for the same
Inventor: ANAMI HIDETOSHI
IPC: G11B21/21
Filed: 2001-11-08
Abstract: PROBLEM TO BE SOLVED: To improve the adhesiveness of a bar of a slider of a magnetic head to a substrate for working when a floating surface of the bar is worked by preventing the generation of a residue on a flank of the slider. SOLUTION: The plural bars 2 are adhered and fixed (Figure 3 (a)) to the substrate 50 with the floating surfaces 6 as top surfaces and after resins 10 are packed between the bars 2 and are cured, protective layers 5 of carbon are formed on the floating surfaces 6 (Figure 3 (b)). As a result, the residues of the carbon on the flanks of the bars 2 can be prevented. After rear surfaces 9 on the side opposite to the floating surfaces 6 of the bars 2 are rubbed (Figure 3 (c)), the bars are again fixed to the substrate 50b (Figure 3 (d)) and the rear surfaces are roughened (Figure 3 (e)). The substrate 50a is stuck to the roughened rear surfaces 9 (Figure 3 (f)) and the substrate 50b is peeled to form the floating surfaces 6 side as the top surface (Figure 3 (g)). Then, the resins 10 are packed between the bars 2 and are cured.  The floating surfaces 6 are worked (Figure 3 (i) to (n)) by ion milling and reactive ion etching using a photoresistor.
Patent JP-2002195571-A (JP)
Title: Key inputting apparatus and method for microwave oven
Inventor: KANG DAE BYUNG
IPC: F24C7/02
Filed: 2001-11-09
Abstract: PROBLEM TO BE SOLVED: To provide a key inputting apparatus for a microwave oven capable of cooking the oven by inputting each key input signal (PI-a, PI-b, PI-c, PI-d, PI-e) having many levels to one port. SOLUTION: The key inputting apparatus for the microwave oven comprises level signal generating means (22, 23) for generating signals (PI-a, PI-b, PI-c, PI-d, PI-e) of various levels when each input signal (P0-1, P0-2, P0-3, P0-4) having prescribed level is input, and a controller (21) for executing a corresponding operation when the signals of the various level is input through the one input port.
Patent JP-2003151333-A (JP)
Title: Surface lighting device and liquid crystal display device
Inventor: KURIKI SHINGO
IPC: G09F9/35
Filed: 2001-11-09
Abstract: PROBLEM TO BE SOLVED: To further miniaturize a mounting shadow area of a surface lighting device by eliminating the protrusion of a light source portion of a light source device to cause no lighting irregularity. SOLUTION: The surface lighting device 10 uses a light emitted from the light source device 1 for lighting a liquid crystal display panel 31 via a light guide plate 2. The length of the light source device 1 consisting of the light source portion 11 and a light guide pipe 12 is the same as the width of the light guide plate 2, and a cutout is provided in a corner 23 of a light incident end face 22 of the light guide plate 2 facing to the light source portion 11.
Patent JP-2003148893-A (JP)
Title: Heat exchanger
Inventor: SANADA RYOICHI
IPC: F28F9/26
Filed: 2001-11-09
Abstract: PROBLEM TO BE SOLVED: To provide a heat exchanger allowing lightweight and low-cost support structure, while securing a certain degree of freedom of a set position to a fitting part. SOLUTION: This heat exchanger has: a core part 110 with side plates 113 disposed on both outermost sides of a plurality of alternately stacked tubes 111 and fins 112; a pair of header tanks 120, 130 disposed at both longitudinal end parts of the tubes 111; cover members 140 for closing opening parts 121, 131 at the longitudinal end parts of the header tanks 120, 130; and rod-like pins 150 provided at the cover members 140 and fitted into the prescribed fitting parts. The cover member 140 is integrally formed of a plate member having an extension part 142 extended in the longitudinal direction of the side plate 113 while abutting on the outer side end parts 113a of the side plate 113 of the core part 110, and the pin 150 is provided at the extension part 142.
Patent JP-2003146149-A (JP)
Title: Weather strip for vehicle
Inventor: OCHIAI TAKUYA
IPC: B60R13/06
Filed: 2001-11-12
Abstract: PROBLEM TO BE SOLVED: To provide a weather strip for vehicle installed between an opening having a corner part of a vehicle and a panel member closing the opening and capable of maintaining a sealing property of a part arranged on the corner part in a high level. SOLUTION: This weather strip 20 is provided with an attachment part 23 attached along a periphery of the opening having the corner part of the vehicle body, and a seal member 25 fastened between the periphery of the opening and the panel member. A fitting member 28 for holding the part in a predetermined position is provided on a corner part 22b of the seal part 25. The fitting part 28 and a mooring part 30 of the attachment part 23 are connected and thereby the corner part 22a of the seal part 25 is held in a state of being abutted with the vehicle panel 1a.
Patent JP-2003152732-A (JP)
Title: Wireless communication system
Inventor: ETO KOJI
IPC: H04B7/24
Filed: 2001-11-12
Abstract: PROBLEM TO BE SOLVED: To provide a wireless communication system that can efficiently and flexibly assign wireless frequencies to terminal stations. SOLUTION: In the wireless communication system where a plurality of wireless base stations each having its own coverage make communications with terminal stations in each coverage and also use radio waves even for communications between the wireless base stations adjacent to each other, each wireless base station is provided with: a relay processing means to enhance a function as a relaying device; and a frequency management information sharing means that allows the wireless base stations to share frequency management information with respect to radio frequencies used for communications with terminal stations in each coverage and with respect to radio frequencies used for communications between the wireless base stations.
Patent JP-2003147410-A (JP)
Title: Abrasive, sintered-compact block and its manufacturing method
Inventor: TANAKA SHIGERU
IPC: C22C1/05
Filed: 2001-11-13
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a diamond sintered compact block with high precision and in a high yield, used for anvils for research under an ultrahigh pressure, forming dies for hard materials and component materials of cutting tools such as a glass-fiber cutter and a scriber. SOLUTION: This method comprises; (1) preparing a forming die 11, 12 composed of a heat-resisting material and having, in its inside, a cavity of a solid form in which, between the maximum length (axial length) in a pressing direction and the maximum size (cross-sectional length) perpendicular to the pressing direction, the smaller dimension is >=10 mm and the larger dimension is >=20 mm; (2) constituting starting materials in the form of a powder mixture 17 containing super-abrasive powder and binder raw-material powder; (3) charging the starting materials into the above forming die, closing the opening of the die, and arranging heaters for electric heating around the die; (4) charging the whole into a uniaxial press and adjusting the central axis of the forming die to the pressing direction;  (5) subjecting the starting materials to pressure/temperature conditions within a region where the super abrasives are thermodynamically stable to integrally sinter the starting materials; and (6) carrying out cooling and pressure release and then recovering the resultant sintered-compact block.
Patent JP-2003152362-A (JP)
Title: Shelf apparatus for accommodation tool
Inventor: YAMASHITA TAKEHIDE
IPC: H05K7/18
Filed: 2001-11-16
Abstract: PROBLEM TO BE SOLVED: To enable a fine adjustment between shelf plates, and to extremely facilitate adjusting work without being restricted by a adjustment width in a preset shelf height in an entire accommodation tool where the shelf plates are detachably fitted. SOLUTION: A shelf apparatus is provided, where the shelf apparatus is fitted to an accommodation tool P in which a shelf plate can be detachably fitted. The shelf apparatus connects a top board 1 to a bottom board 2 by an adjustment bolt 3. A space between the top board 1 and the bottom board 2 is adjusted by the adjustment bolt 3 for finely adjusting the height of the top board 1 that is fitted to the accommodation tool P. A post 4 that passes through the top and bottom boards 1 and 2 up and down is provided. A coil spring 5 is fitted around the post 4, and the space between the top and bottom boards 1 and 2 is regularly energized in an expansion direction by the elastic force of the coil spring 5.
Patent JP-2003155180-A (JP)
Title: Elevator and its assembling method
Inventor: MIYAMOTO KENJI
IPC: B66B7/00
Filed: 2001-11-20
Abstract: PROBLEM TO BE SOLVED: To provide an elevator with minimized hoist occupying area and reduced time of construction and the assembling method thereof. SOLUTION: The elevator comprises a pair of car guide rails 2a and 2b provided on both sides of a car 1, a lateral beam 3 provided between the guide rails 2a and 2b, and a winder 5 arranged on the lateral beam 3. A rope 7 wound around a sheave 5a of the winder 5 has the car 1 hung at one end and a counterweight 8 hung at the other end. By operating the winder 5, the car 1 and the counterweight 8 elevates/lowers in an opposite direction. The guide rail 2a of a pair of the car guide rails 2a and 2b for guiding the car 1 is constituted with an auxiliary guide rail. The auxiliary guide rail only guides the counterweight 8 therefore eliminating a space for installing a guide rail exclusively used for the counterweight.
Patent JP-2003161066-A (JP)
Title: Information reading function attached lock
Inventor: NISHIKAWA YOSHIHARU
IPC: E05B49/00
Filed: 2001-11-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information reading function attached lock capable of reading card information by non-contact without causing any troubles of an operation and lowering power without wastefully consuming power.  <P>SOLUTION: The information reading function attached lock 1 is so constituted that a detection window 2a is bored in the surface on the outdoor side of a door 2, a detecting means 11 for outputting a detecting signal when an object or a person approaching the detection window 2a is detected, a receiver 12 for receiving the card information transmitted from an IC card 3 by the non- contact, a battery 15 for supplying a driving power source to every part including the receiver 12 and a controlling means 14 controlled so that the power source is supplied to the receiver 12 from the battery 15 when the detecting signal is inputted from the detecting means 11 and controlling the unlocking of an electric lock 4 when the card information received by the receiver 12 is decided as the good contents allowable for entering the room are unified to incorporate them into the door 2.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003165962-A (JP)
Title: Adhesive tape
Inventor: MABUCHI TOSHIAKI
IPC: C09J7/02
Filed: 2001-11-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an adhesive tape which is used in wiring work of a wire, a cable, or the like and in magnetic erasing coil, or the like, and besides, particularly, has flame retardance, mechanical strengths, heat resistance, and flexibility, and generates no harmful halogen gas upon its combustion.  <P>SOLUTION: A resin composition being used as a base of the tape, is obtained by compounding 100 pts.wt. of a polyolefin base polymer containing an ethylene- vinyl acetate copolymer comprising ≥80 wt.% of a super lowdensity polyethylene having a density of ≤0.89 g/cm<SP>3</SP>and ≥40 wt.% of a vinyl acetate content, or that containing 1-10 wt.% of an acrylic rubber or an adhesion resin, with 80-150 pts.wt. of a metallic hydroxide of magnesium hydroxide, or the like, and 1-15 pts.wt. of a flame retardant auxiliary of a silicone powder, or the like. The thus obtained tape has tensile strength of ≥10.3 MPa, elongation of ≥60%, and a heat deformation ratio of ≤50%, and passes a flame retardance test and a flexibility test in accordance with the testing methods regulated in UL 510.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003167217-A (JP)
Title: Optical isolator and optical device using the same
Inventor: KASHIWAZAKI AKIRA
IPC: G02B27/28
Filed: 2001-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low-cost optical isolator in which a plurality of magnets with the same shape are used even for optical isolator elements having different sizes and among which parts can be shared.  <P>SOLUTION: A plurality of magnets 13 with the same shape are arranged around a rectangular optical device 11 comprising a polarizing element 10, a Faraday rotator 12, and an analyzer, wherein at least three surfaces of the optical device are covered with the plurality of magnets 13.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003165341-A (JP)
Title: Weather strip and its mounting structure
Inventor: MASUDA HIROYUKI
IPC: B60J10/08
Filed: 2001-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To facilitate separation of a release sheet in a double-sided adhesion tape during fitting for improving fitting workability in a weather strip using a clip and the double-sided adhesion tape together.  <P>SOLUTION: This weather strip 10 is provided with a mounting base part 20 installed to a door frame 3 and a seal part 22 protruding from the mounting base part 20 to be compressed between it and a vehicle body upon closing a door. For installing the mounting base part 20 to the door by means of the clip 40 and the double-sided adhesion tape 50 in a roof part in the door circumference part, the mounting base part 20 is provided with a clip mounting face 20a mounting the clip 40 and a tape mounting face 20b mounting the double- sided adhesive tape 50 on the outer side beyond the clip mounting face. The tape mounting face 20b is tilted toward the vehicle body side by a predetermined angle θ in comparison with the clip mounting face 20a.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003167441-A (JP)
Title: Developing device, image forming method and image forming apparatus
Inventor: KOYAMA HAJIME
IPC: G03G15/09
Filed: 2001-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a developing device capable of preventing toner scattering at the time of developing and preventing the adhesion of carrier to a latent image carrier at the time of developing, and to provide an image forming method and an image forming apparatus capable of yielding a high-quality image where insufficient toner concentration or the change of toner concentration is restrained and which is fine and smooth and free from surface staining by using the developing device.  <P>SOLUTION: Small particle diameter carrier, whose volume average particle diameter is ≤50 μm, is used as the carrier of developer in the developing device 4. A toner coating rate over the surface of the carrier obtained just after a magnetic brush consisting of two-component developer including toner passes through a developer amount regulating member (doctor) regulating the amount of the developer is set to the range of 30 to 100%. The ratio of the toner to the carrier in the developer is controlled so that the average magnetic susceptibility of the developer per unit volume except a void part may be ≥50 emu/cc. Thus, the toner scattering is prevented and the adhesion of the carrier to a photoreceptor drum 1 is prevented.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002203668-A (JP)
Title: Frost removing heater
Inventor: TANAKA MASAAKI
IPC: F25D21/08
Filed: 2001-12-03
Abstract: PROBLEM TO BE SOLVED: To reduce a danger of combustion, generated when a frost removing operation of a frost remover, using a frost removing heater, is carried out under an environment that a flammable coolant is leaked, at the refrigeration cycle using the flammable coolant. SOLUTION: A frost removing heater, having a spiral heater wire in a glass tube, is used as a frost removing means 18, removing the frost deposited on an evaporator 10 of refrigeration cycle using a flammable coolant, and the heat value per unit area, which is the heat value of the spiral heater wire divided by the surface area of the same, is made 2.5 W/cm2 or less, and the heat value, divided by the volume of the area surrounded by the length and outer diameter of the spiral part, is made 8.5 W/cm3, and the pitch of the spiral is made 2 mm or more, thus, the temperature at the frost removing means 18 is reduced so as to become lower than ignition point of the flammable coolant.